Home / 76,408,584.96-105,438,524.16-43,369,511.04

Finding the Fourth Proportional to 76,408,584.96, 105,438,524.16 and 43,369,511.04

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Solution

The fourth proportional to 76,408,584.96, 105,438,524.16 and 43,369,511.04 is: 59,846,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,408,584.96 : 105,438,524.16 = 43,369,511.04 : x
  2. Step 2: Convert to fraction form
    76,408,584.96/105,438,524.16 = 43,369,511.04/x
  3. Step 3: Cross multiply
    76,408,584.96x = 105,438,524.16 × 43,369,511.04
  4. Step 4: Simplify right side
    76,408,584.96x = 4,572,817,237,598,426
  5. Step 5: Solve for x
    x = 4,572,817,237,598,426/76,408,584.96
  6. Step 6: Final answer
    x = 59,846,903.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.